25334998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 45795456

約数和(自身を除く): 20460458

約数列:

[1, 2, 13, 17, 26, 31, 34, 43, 62, 86, 221, 403, 442, 527, 559, 731, 806, 1054, 1118, 1333, 1462, 1849, 2666, 3698, 6851, 9503, 13702, 17329, 19006, 22661, 24037, 31433, 34658, 45322, 48074, 57319, 62866, 114638, 294593, 408629, 589186, 745147, 817258, 974423, 1490294, 1948846, 12667499, 25334998]

約数ペア:

[(1, 25334998), (2, 12667499), (13, 1948846), (17, 1490294), (26, 974423), (31, 817258), (34, 745147), (43, 589186), (62, 408629), (86, 294593), (221, 114638), (403, 62866), (442, 57319), (527, 48074), (559, 45322), (731, 34658), (806, 31433), (1054, 24037), (1118, 22661), (1333, 19006), (1462, 17329), (1849, 13702), (2666, 9503), (3698, 6851)]